3 1
8 1 2 3
9 3 6 7 4
3 5 1 4
1 7
6 7 4 9
1 2 5 3 6
5 8 6 9
6 7
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3 2 4 9 8 5 7 6 1
8 7 6 1 4 2 9 5 3
1 5 9 3 6 7 4 2 8
9 3 7 5 2 1 8 4 6
4 1 5 6 9 8 3 7 2
2 6 8 7 3 4 1 9 5
7 9 1 2 5 3 6 8 4
5 4 3 8 7 6 2 1 9
6 8 2 4 1 9 5 3 7
1=>(3,1) | 2=>(6,1) | 5=>(1,6) | 6=>(4,9) | 6=>(5,4) | 7=>(8,5) | 1=>(6,7) | 9=>(9,6) |

8=>(7,8) | 4=>(7,9) | 4=>(5,1) | 8=>(9,2) | 9=>(7,2) | 8=>(1,5) | 8=>(3,9) | 9=>(1,4) |

4=>(9,4) | 8=>(5,6) | 1=>(9,5) | 3=>(6,5) | 3=>(5,7) | 1=>(8,8) | 7=>(7,1) | 9=>(4,1) |

4=>(2,5) | 9=>(2,7) | 5=>(5,3) | 9=>(5,5) | 8=>(6,3) | 5=>(6,9) | 8=>(4,7) | 2=>(8,7) |

3=>(8,3) | 3=>(9,8) | 2=>(5,9) | 7=>(1,7) | 4=>(8,2) | 4=>(1,3) | 7=>(4,3) | 2=>(9,3) |

2=>(4,5) | 5=>(9,7) | 2=>(1,2) | 6=>(1,8) | 6=>(2,3) | 7=>(2,2) | 5=>(3,2) | 5=>(2,8) |

2=>(3,8) |